1878757968

素因数分解:

$2^4\times 3^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1\times {\mathrm{421}}^1$

素因数の和:1060

約数の個数: 80

約数和(自身を含む): 4897900800

約数和(自身を除く): 3019142832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 239, 389, 421, 478, 717, 778, 842, 956, 1167, 1263, 1434, 1556, 1684, 1912, 2334, 2526, 2868, 3112, 3368, 3824, 4668, 5052, 5736, 6224, 6736, 9336, 10104, 11472, 18672, 20208, 92971, 100619, 163769, 185942, 201238, 278913, 301857, 327538, 371884, 402476, 491307, 557826, 603714, 655076, 743768, 804952, 982614, 1115652, 1207428, 1310152, 1487536, 1609904, 1965228, 2231304, 2414856, 2620304, 3930456, 4462608, 4829712, 7860912, 39140791, 78281582, 117422373, 156563164, 234844746, 313126328, 469689492, 626252656, 939378984, 1878757968]

約数ペア:

[(1, 1878757968), (2, 939378984), (3, 626252656), (4, 469689492), (6, 313126328), (8, 234844746), (12, 156563164), (16, 117422373), (24, 78281582), (48, 39140791), (239, 7860912), (389, 4829712), (421, 4462608), (478, 3930456), (717, 2620304), (778, 2414856), (842, 2231304), (956, 1965228), (1167, 1609904), (1263, 1487536), (1434, 1310152), (1556, 1207428), (1684, 1115652), (1912, 982614), (2334, 804952), (2526, 743768), (2868, 655076), (3112, 603714), (3368, 557826), (3824, 491307), (4668, 402476), (5052, 371884), (5736, 327538), (6224, 301857), (6736, 278913), (9336, 201238), (10104, 185942), (11472, 163769), (18672, 100619), (20208, 92971)]